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Analysis
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max time kernel
14s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
25/01/2025, 02:56
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_27967b8ee9b4c00f698497588dc46dbd.dll
Resource
win7-20241010-en
General
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Target
JaffaCakes118_27967b8ee9b4c00f698497588dc46dbd.dll
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Size
112KB
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MD5
27967b8ee9b4c00f698497588dc46dbd
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SHA1
2bf2b4ed1cf6809e2723b981ee195a3c014bed0d
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SHA256
9adf11f79396f7718e38b5df7299a1ff4dda45079b55c2add76e397e6cf25e6e
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SHA512
26eb974dcd90c9af2da16c89c344b19f5cd3118a1334354428b02a9e1bbf7c6a3f5dd7618a34349e924186f902c454dd328a811b1d10d8547f385eb63fb92a87
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SSDEEP
1536:E61ZwJmGLVudgcvQ/GhjjHloTiQDEDLEJJcQS5cVK05+8rpi9db:EIZwJmlo/AUxJJcOV/5+Ld
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ = "RivalGaming Games" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\NoExplorer = "1" regsvr32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Modifies registry class 60 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CurVer\ = "RivalGaming.Module.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ = "RivalGaming Games" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CLSID\ = "{26D675AC-D925-4bbf-A720-62C2AA4A81EB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\VersionIndependentProgID\ = "RivalGaming.Module" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_27967b8ee9b4c00f698497588dc46dbd.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ = "IModule" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\ = "RivalGaming Games" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ = "_IModuleEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_27967b8ee9b4c00f698497588dc46dbd.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\ = "RGLib Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ProgID\ = "RivalGaming.Module.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1\CLSID\ = "{26D675AC-D925-4bbf-A720-62C2AA4A81EB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ = "_IModuleEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\ = "IModule" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\ = "RivalGaming Games" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DECB1BC9-7B19-411B-85B7-2B9FF33E2BE7}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\RivalGaming.Module\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{26D675AC-D925-4bbf-A720-62C2AA4A81EB}\TypeLib\ = "{275DA4CE-9717-4da7-B19B-490CB937718F}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{275DA4CE-9717-4DA7-B19B-490CB937718F}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F03DA033-A35C-4F66-8849-5F68A181F632}\TypeLib\ = "{275DA4CE-9717-4DA7-B19B-490CB937718F}" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 572 wrote to memory of 1428 572 regsvr32.exe 29 PID 572 wrote to memory of 1428 572 regsvr32.exe 29 PID 572 wrote to memory of 1428 572 regsvr32.exe 29 PID 572 wrote to memory of 1428 572 regsvr32.exe 29 PID 572 wrote to memory of 1428 572 regsvr32.exe 29 PID 572 wrote to memory of 1428 572 regsvr32.exe 29 PID 572 wrote to memory of 1428 572 regsvr32.exe 29
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27967b8ee9b4c00f698497588dc46dbd.dll1⤵
- Suspicious use of WriteProcessMemory
PID:572 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27967b8ee9b4c00f698497588dc46dbd.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1428
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